#504E80
Closest named color: Dusk (#4E5481). oklch(44.9% 0.081 284.5), rgb(80, 78, 128).
Aa
White text reads best on this color (7.65:1).
About this color
#504E80 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.081 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.017 away. White text reads best on it, at 7.65:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.74:1 |
| White text | 7.65:1 |
Values
| HEX | #504E80 |
| RGB | rgb(80, 78, 128) |
| HSL | hsl(242, 24%, 40%) |
| OKLCH | oklch(44.9% 0.081 284.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #504E80 | 7.65:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #504E80 | 2.74:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #504E80 text on white | 7.65:1 | AAA | Lc 86.5 | Fine for body text |
| #504E80 text on black | 2.74:1 | Fails | Lc -15.5 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D7D7EA
oklch(88.5% 0.026 285.9)
-
Step 300
300
#BCBDDF
oklch(80.9% 0.048 283.9)
-
Step 400
400
#9B9BCF
oklch(70.8% 0.076 284.3)
-
Step 500
500
#8381C2
oklch(63.1% 0.097 284.7)
-
Step 600
600
#6D6AAE
oklch(55.7% 0.104 284.5)
-
Step 700
700
#5B5896
oklch(49.2% 0.098 284.4)
-
Step 800
800 (this color)
#504E80
oklch(44.9% 0.081 284.5)
-
Step 900
900
#3E3D62
oklch(37.8% 0.063 284.2)
-
Step 950
950
#242439
oklch(27.1% 0.039 283.5)
#504E80 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3E5582 | 0.030 |
| Deuteranopia (no green cones) | #3C527F | 0.030 |
| Tritanopia (no blue cones) | #435861 | 0.070 |
| Achromatopsia (no color) | #535353 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #504E80
#504E80
oklch(44.9% 0.081 284.5)
- #5C571A
#5C571A
oklch(44.9% 0.081 104.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #504E80, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.017
- Twilight #4E518B ΔE 0.018
- Dusty Grape #545775 ΔE 0.037
- YInMn Blue #415A77 ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.047
- Light Navy Blue #2E5A88 ΔE 0.050
- Dusky Blue #475F94 ΔE 0.052
- Dusk Blue #26538D ΔE 0.054
Use #504E80 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.